persistence work

spring-hibernate3/src/main/java/org/baeldung/spring/persistence/config/PersistenceConfig.java

@@ -7,6 +7,7 @@ import javax.sql.DataSource;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.PropertySource;
 import org.springframework.core.env.Environment;
 import org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor;
@@ -17,7 +18,7 @@ import org.springframework.transaction.annotation.EnableTransactionManagement;
 
 import com.google.common.base.Preconditions;
 
-// @Configuration
+@Configuration
 @EnableTransactionManagement
 @PropertySource({ "classpath:persistence-mysql.properties" })
 @ComponentScan({ "org.baeldung.spring.persistence.dao", "org.baeldung.spring.persistence.service" })

spring-hibernate3/src/main/java/org/baeldung/spring/persistence/config/PersistenceXmlConfig.java

@@ -1,11 +1,10 @@
 package org.baeldung.spring.persistence.config;
 
 import org.springframework.context.annotation.ComponentScan;
-import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.ImportResource;
 import org.springframework.transaction.annotation.EnableTransactionManagement;
 
-@Configuration
+// @Configuration
 @EnableTransactionManagement
 @ComponentScan({ "org.baeldung.spring.persistence.dao", "org.baeldung.spring.persistence.service" })
 @ImportResource({ "classpath:persistenceConfig.xml" })

spring-hibernate3/src/main/java/org/baeldung/spring/persistence/dao/AbstractHibernateDao.java

@@ -33,9 +33,9 @@ public abstract class AbstractHibernateDao<T extends Serializable> implements IO
     }
 
     @Override
-    public final long create(final T entity) {
+    public final void create(final T entity) {
         Preconditions.checkNotNull(entity);
-        return (Long) getCurrentSession().save(entity);
+        getCurrentSession().persist(entity);
     }
 
     @Override

spring-hibernate3/src/main/java/org/baeldung/spring/persistence/dao/IOperations.java

@@ -9,7 +9,7 @@ public interface IOperations<T extends Serializable> {
 
     List<T> findAll();
 
-    long create(final T entity);
+    void create(final T entity);
 
     T update(final T entity);
 

spring-hibernate3/src/main/java/org/baeldung/spring/persistence/service/FooService.java

@@ -4,8 +4,10 @@ import org.baeldung.spring.persistence.dao.IFooDao;
 import org.baeldung.spring.persistence.model.Foo;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 @Service
+@Transactional
 public class FooService {
 
     @Autowired